1961—2020年中国北方向日葵种植区干湿变化特征及其成因分析
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Characteristics of dry and wet changes in sunflower growing areas in northern China and their causes from 1961 to 2020
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图8. 1961—2020年向日葵种植区气象因子对向日葵生长季蒸散量的贡献率空间分布(单位:%) |
Fig.8. Spatial distribution of contribution rate to ETC of main meteorological elements during growing period of sunflower in planting regions from 1961 to 2020 in northern China(Unit: %) |
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